\left\{ \begin{array} { l } { F = m a } \\ { m = 5 } \\ { a = 3 } \end{array} \right.
Solve for F, m, a
F=15
m=5
a=3
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F=5\times 3
Consider the first equation. Insert the known values of variables into the equation.
F=15
Multiply 5 and 3 to get 15.
F=15 m=5 a=3
The system is now solved.
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